Answer the question.Which of the other three methods for solving quadratic equations is used to derive the quadratic formula?
What will be an ideal response?
Completing the square is used to derive the quadratic formula.
You might also like to view...
Find all the second order partial derivatives of the given function.f(x, y) = tan-1 (-3x + 4y)
A. fxx(x, y) = 
;
fyy(x, y) = 
;
fxy(x, y) = fyx(x, y) = 
B. fxx(x, y) = 
;
fyy(x, y) = 
;
fxy(x, y) = fyx(x, y) = 
C. fxx(x, y) = 
;
fyy(x, y) = 
;
fxy(x, y) = fyx(x, y) = 
D. fxx(x, y) = 
;
fyy(x, y) = 
;
fxy(x, y) = fyx(x, y) = 
Determine whether the given function is one-to-one. If so, find a formula for the inverse.f(x) = 5x3 - 7
A. Not a one-to-one function
B. f-1(x) = 
C. f-1(x) = 
D. f-1(x) = 
+ 7
Evaluate the function.
For the function y = f(x) described by the table, find f(1).
A. -2 B. -5 C. 0 D. Not shown
Decide whether or not the ordered pair is a solution to the equation.y = -4; (-2, 5)
A. Yes B. No